125536572 has 144 divisors (see below), whose sum is σ = 386480640. Its totient is φ = 33561216.

The previous prime is 125536571. The next prime is 125536583. The reversal of 125536572 is 275635521.

125536572 is a `hidden beast` number, since 1 + 2 + 55 + 36 + 572 = 666.

It is a super-2 number, since 2×125536572² = 31518861819022368, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (63000) is a multiple of the sum of its prime factors (360).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125536571) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 751633 + ... + 751799.

Almost surely, 2^125536572 is an apocalyptic number.

125536572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125536572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193240320).

125536572 is an abundant number, since it is smaller than the sum of its proper divisors (260944068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125536572 is a wasteful number, since it uses less digits than its factorization.

125536572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360 (or 355 counting only the distinct ones).

The product of its digits is 63000, while the sum is 36.

The square root of 125536572 is about 11204.3104205480. The cubic root of 125536572 is about 500.7144080893.

The spelling of 125536572 in words is "one hundred twenty-five million, five hundred thirty-six thousand, five hundred seventy-two".